// to sweep N.
	//
	// 2. In sweep N, help with sweep N.
	//
	// At this point we can begin a full cycle N+1.
	//
	// 3. Trigger cycle N+1 by starting sweep termination N+1.
	//
	// 4. Wait for mark termination N+1 to complete.
	//
	// 5. Help with sweep N+1 until it's done.
	//
	// This all has to be written to deal with the fact that the
	// GC may move ahead on its own. For example, when we block

	// access (since that may free the backing store).
	allspans []*mspan // all spans out there

	// Proportional sweep
	//
	// These parameters represent a linear function from gcController.heapLive
	// to page sweep count. The proportional sweep system works to
	// stay in the black by keeping the current page sweep count
	// above this line at the current gcController.heapLive.
	//

</tr>
<!-- End user identity -->
<!-- Tweet -->
<tr>
<td colspan="2" class="tweet_detail" align="left" style="padding:0;margin:0;line-height:1px;font-size:1px;font-family:'Helvetica Neue Light', Helvetica, Arial, sans-serif;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:none;font-size:20px;text-align:left;color:#292f33;padding:0px;margin:0px;font-weight:300;line-height:26px;">

			return false;
		},
		add_css : function(rule_name, sheet) {
			if($.jstree.css.get_css(rule_name, false, sheet)) { return false; }
			if(sheet.insertRule) { sheet.insertRule(rule_name + ' { }', 0); } else { sheet.addRule(rule_name, null, 0); }
			return $.vakata.css.get_css(rule_name);
		},
		remove_css : function(rule_name, sheet) {
			return $.vakata.css.get_css(rule_name, true, sheet);
		},
		add_sheet : function(opts) {

	// That is: retained by the most recent GC plus allocated
	// since then. heapLive ≤ memstats.totalAlloc-memstats.totalFree, since
	// heapAlloc includes unmarked objects that have not yet been swept (and
	// hence goes up as we allocate and down as we sweep) while heapLive
	// excludes these objects (and hence only goes up between GCs).
	//
	// To reduce contention, this is updated only when obtaining a span

				"application/vnd.ms-asf",
				"application/vnd.ms-cab-compressed",
				"application/vnd.ms-excel",
				"application/vnd.ms-excel.addin.macroenabled.12",
				"application/vnd.ms-excel.sheet.macroenabled.12",
				"application/vnd.ms-excel.sheet.binary.macroenabled.12",
				"application/vnd.ms-fontobject",
				"application/vnd.ms-htmlhelp",
				"application/vnd.ms-ims",
				"application/vnd.ms-lrm",
				"application/vnd.ms-outlook",

	// naively count them, we would get a skew toward mallocs.
	//
	// Hence, we delay information to get consistent snapshots as
	// of mark termination. Allocations count toward the next mark
	// termination's snapshot, while sweep frees count toward the
	// previous mark termination's snapshot:
	//
	//              MT          MT          MT          MT
	//             .·|         .·|         .·|         .·|

				print("s.state = ", state, "\n")
				throw("non in-use span found with specials bit set")
			}
			// Check that this span was swept (it may be cached or uncached).
			if !useCheckmark && !(s.sweepgen == sg || s.sweepgen == sg+3) {
				// sweepgen was updated (+2) during non-checkmark GC pass
				print("sweep ", s.sweepgen, " ", sg, "\n")
				throw("gc: unswept span")
			}

			// Lock the specials to prevent a special from being

	return curCtx, true, nil
}

func (o *ordering) advanceGCSweepBegin(ev *baseEvent, evt *evTable, m ThreadID, gen uint64, curCtx schedCtx) (schedCtx, bool, error) {
	// Handle sweep, which is bound to a P and doesn't require a G.
	if err := validateCtx(curCtx, event.SchedReqs{Thread: event.MustHave, Proc: event.MustHave, Goroutine: event.MayHave}); err != nil {
		return curCtx, false, err
	}

/*
 * Javadoc style sheet
 */

/*
 * These CSS custom properties (variables) define the core color and font
 * properties used in this stylesheet.
 */
:root {
    /* body, block and code fonts */
    --body-font-family: Lato, Arial, Helvetica, sans-serif;
    --block-font-family: Lato, Georgia, "Times New Roman", Times, serif;
    --code-font-family: monospace;
    /* Base font sizes for body and code elements */
    --body-font-size: 14px;